Ergonomic pillow



FIG. 1 is a right side elevation of an ergonomic pillow showing my new design, the opposite side being a mirror image thereof;

FIG. 2 is a front elevation thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is an isometric view thereof. 

The ornamental design for an ergonomic pillow, as shown and described. 